Table 2 Women’s socio-demographic characteristics and its association with utilization of antenatal care service 2011, Ethiopia

 Urban

5.21 (4.52–5.99)

1.55 (1.22–1.97)

 Rural

1

1

 15–19

0.82 (0.66–1.02)

0.80 (0.61–1.06)

 20–24

1.19 (1.05–1.36)

1.18 (1.00–1.38)

 25–29

1

1

 30–34

0.79 (0.69–0.90)

0.80 (0.68–0.95)

 35–39

0.88 (0.77–1.01)

0.94 (0.78–1.13)

 40–44

0.71 (0.59–1.86)

0.83 (0.65–1.06)

 45–49

0.52 (0.38–0.70)

0.59 (0.41–0.85)

 1

1.53 (1.35–1.74)

1.34 (1.13–1.59)

 2–4

1

1

  > =5

0.76 (0.69–0.84)

1.01 (0.87–1.18)

 No education

0.45 (0.40–0.49)

0.31 (0.23–0.56)

 Primary

1

1

 Secondary

6.17 (5.06–7.52)

4.67 (4.02–6.65)

 Higher

11.62 (8.79–15.36)

7.44 (6.98–9.01)

 Poorest

1

1

 Poorer

1.607 (1.39–1.86)

1.54 (1.31–1.81)

 Middle

1.82 (1.57–2.11)

1.86 (1.58–2.19)

 Richer

2.66 (2.30–3.09)

3.01 (2.54–3.56)

 Richest

9.07 (7.69–10.68)

5.79 (4.52–7.40)

 Tigray

2.76 (2.28–3.34)

2.85 (2.28–3.57)

 Affar

0.82 (0.51–1.31)

0.86 (0.49–1.51)

 Amhara

1.01 (0.90–1.14)

1.02 (0.89–1.17)

 Oromia

1

1

 Somali

0.52 (0.37–0.72)

0.37 (0.25–0.55)

 Benishangul

1.03 (0.67–1.56)

1.02 (0.63–1.65)

 SNNP

1.04 (0.92–1.17)

1.13 (0.98–1.31)

 Gambela

2.03 (0.99–4.15)

2.03 (0.86–4.75)

 Harari

2.22 (0.89–5.52)

1.02 (0.35–2.97)

 Addis Ababa

21.54 (12.16–38.16)

4.00 (2.14–7.48)

 Dire Dawa

2.29 (1.05–5.03)

1.14 (0.44–2.94)